Gianfranco
Created page with "===6.4. Mental realism=== Since very beginning of quantum mechanics, noncommutativity of operators <math>\widehat{A},\widehat{B} </math> representing observables <math>A,B </math> was considered as the mathematical representation of their incompatibility. In philosophic terms, this situation is treated as impossibility of the realistic description. In cognitive science, this means that there exist mental states such that an individual cannot assign the definite values..."